Addendum to OpenAI o3 and o4-mini system card: OpenAI o3 Operator

Practical AI: Tools, Models & Frameworksapi

What changed

We are replacing the existing GPT-4o-based model for Operator with a version based on OpenAI o3. The API version will remain based on 4o.

Why it matters

A concrete addition to Practical AI: Tools, Models & Frameworks: it changes what's available to builders today rather than being general commentary.

How it compares

Related prior coverage to compare against:

  • OpenAI o3-mini System Card
  • Introducing Operator
  • Introducing OpenAI o3 and o4-mini

Sources